<template>
	<view>
		<!-- 搜索组件 -->
		<view class="search-box">
			<my-search @click="gotoSearch"></my-search>
		</view>

		<!-- 轮播图视图 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<swiper-item v-for="(item, i) in swiperList" :key="i">
				<navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
					<image :src="item.image_src" mode=""></image>
				</navigator>
			</swiper-item>
		</swiper>
		<!-- 分类导航区域 -->
		<view class="nav-list">
			<view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandler(item)">
				<img :src="item.image_src" class="nav-img" />
			</view>
		</view>
		<!-- 楼层区域 -->
		<view class="floor-list">
			<view class="floor-item" v-for="(item,i) in floorList" :key="i">
				<!-- 楼层标题 -->
				<image :src="item.floor_title.image_src" class="floor-title"></image>
				<!-- 楼层图片展示 -->
				<view class="floor-img-box">
					<!-- 左侧大图片盒子 -->
					<navigator class="left-img-box" :url="item.product_list[0].url">
						<img :src="item.product_list[0].image_src"
							:style="{width: item.product_list[0].image_width + 'rpx'} " mode="widthFix" />
					</navigator>
					<!-- 右侧四个小图片盒子 -->
					<view class="right-img-box">
						<navigator class="right-img-item" v-for="(item_sub, i_sub) in item.product_list" :key="i_sub"
							v-if="i_sub !== 0" :url="item_sub.url">
							<img :src="item_sub.image_src" :style="{width:item_sub.image_width + 'rpx'}"
								mode="widthFix" />
						</navigator>
					</view>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	import badgeMix from '@/mixins/tabbar-badge.js'
	export default {
		mixins: [badgeMix],
		data() {
			return {
				// 轮播图swiperList
				swiperList: [],
				// 分类导航navList
				navList: [],
				// 楼层数据
				floorList: []
			};
		},
		// onLoad生命周期
		onLoad() {
			// 调用方法获取轮播图数据
			this.getSwiperList()
			// 调用方法获取分类导航数据
			this.getNavList()
			// 获取楼层数据
			this.getFloorList()
		},
		methods: {
			async getSwiperList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/swiperdata')
				// 3.2 请求失败
				if (res.meta.status !== 200) return uni.$showMsg()
				// 3.3 请求成功，为 data 中的数据赋值
				this.swiperList = res.message
			},
			async getNavList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/catitems')
				if (res.meta.status !== 200) return uni.$showMsg()
				// 3.3 请求成功，为 data 中的数据赋值
				this.navList = res.message
			},
			async getFloorList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/floordata')
				if (res.meta.status !== 200) return uni.$showMsg()
				// 3.3 请求成功，为 data 中的数据赋值
				res.message.forEach(floor => {
					floor.product_list.forEach(prod => {
						prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
					})
				})
				this.floorList = res.message
			},
			navClickHandler(item) {
				if (item.name === '分类') {
					uni.switchTab({
						url: '/pages/cate/cate'
					})
				}
			},
			gotoSearch() {
				uni.navigateTo({
					url: '/subpkg/search/search'
				})
			}
		}
	}
</script>

<style lang="scss">
	// 轮播图样式
	swiper {
		height: 330rpx;

		.swiper-item,
		image {
			height: 100%;
			width: 100%;
		}
	}

	// 分类导航样式
	.nav-list {
		display: flex;
		justify-content: space-around;
		margin: 15rpx 0;

		.nav-img {
			width: 128rpx;
			height: 140rpx;
		}
	}

	// 楼层标题样式
	.floor-title {
		width: 100%;
		height: 60rpx;
	}

	// 楼层右侧四张小图片的盒子
	.right-img-box {
		display: flex;
		flex-wrap: wrap;
		justify-content: space-around;
	}

	.floor-img-box {
		display: flex;
		padding-left: 10rpx;
	}

	.search-box {
		position: sticky;
		top: 0;
		z-index: 999;
	}
</style>